Original catalogue drawing - NSK catalogue, page 153
Scanned from the manufacturer catalogue page listing this part number. All part numbers printed on that table share the same drawing.
Scale cross-section
Blue = inner / outer ring, yellow = rolling element. Drawn to scale from this part's own
dimensions for selection reference only - not a manufacturing or assembly drawing.
Dimension table (mm / inch)
Symbol
Dimension
mm
inch
d
Bore diameter
480
18.8976
D
Outside diameter
850
33.4646
C
Cup / outer-ring width
108.001
4.252
H
Height
224
8.8189
Notes
Thrust bearing ratings are axial values Ca / Coa; T is the overall height. Weights are given in kg. Load ratings are shown in both the original catalogue units and the converted value (1 N = 0.2248 lbf). Data is provided for selection reference only - confirm against the latest official catalogue before ordering.
Main dimensions
Bore d (mm)
480
Bore d (in)
18.8976
Outside dia. D (mm)
850
Outside dia. D (in)
33.4646
Cup width C (in)
4.252
Height H (mm)
224
Height H (in)
8.8189
Bore d1 (in)
31.890
Outside dia. D1 (in)
25.118
Load ratings & speeds
Basic dynamic axial rating Ca (lbs)
1620000
Basic static axial rating Coa (lbs)
6970000
Limiting speed - oil (rpm)
360
Weight
Weight (kg)
544.311
Mounting dimensions (fillets / shoulders)
Chamfer r (in)
0.315
Shaft shoulder da min (in)
28.740
Housing shoulder Da (in)
25.394
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 100 rpm
4
1,801,530
102
16,932
6
1,201,020
392
65,416
8
900,765
1,024
170,667
10
720,612
2,154
359,072
15
480,408
8,323
1,387,244
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 7,206,119 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.
Source & traceability
Brand
NSK
Source catalogue
NSK inch product catalogue
Catalogue page
p.155 (dimensions) / p.156 (ratings)
Dimensions in inches and millimetres, load ratings in lbs.
Send us the quantity you need and we will come back with price and
lead time, normally within 24 hours. Equivalent parts from other brands can be quoted at the same time.
